What is the cheapest airline that flies from Seoul Gimpo Intl to Seattle/Tacoma Intl?

EVA Air is the most popular carrier operating from Seoul Gimpo Intl to Seattle/Tacoma Intl

When did momondo last update prices for flights from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport refresh daily.

How old do you have to be to fly from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$587 Cheap Flights from Seoul Gimpo Intl Airport to Seattle in 2026/27

Find the cheapest flights from Seoul Gimpo Intl Airport to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:25 pm - 6:22 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

19h 57m2 stops Beijing Capital Vancouver Intl

10:10 am - 10:25 pmSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

19h 15m2 stops Vancouver Intl Osaka Kansai Intl

$1,087Multiple Airlines

Mon, Oct 26 - Mon, Nov 2

7:45 am - 6:22 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

26h 37m2 stops Tokyo Haneda Vancouver Intl

3:40 pm - 11:10 amSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

26h 30m1 stop Tokyo Haneda

$1,099ANA

Wed, Oct 28 - Wed, Nov 4

12:40 pm - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

21h 52m2 stops Tokyo Haneda Vancouver Intl

3:40 pm - 11:10 amSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

26h 30m1 stop Tokyo Haneda

$1,105ANA

Tue, Oct 20 - Thu, Nov 5

12:40 pm - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

21h 52m2 stops Tokyo Haneda Vancouver Intl

4:30 pm - 11:05 amSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

26h 35m1 stop Tokyo Haneda

$1,106ANA

Fri, Oct 2 - Wed, Oct 14

7:45 am - 6:22 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

26h 37m2 stops Tokyo Haneda Vancouver Intl

3:40 pm - 11:10 amSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

26h 30m1 stop Tokyo Haneda

$1,113ANA

Mon, Oct 26 - Mon, Nov 2

12:40 pm - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

21h 52m2 stops Tokyo Haneda Vancouver Intl

4:30 pm - 11:05 amSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

26h 35m1 stop Tokyo Haneda

$1,114ANA

Mon, Oct 5 - Mon, Oct 12

12:40 pm - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

21h 52m2 stops Tokyo Haneda Vancouver Intl

3:40 pm - 11:10 amSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

26h 30m1 stop Tokyo Haneda

$1,115ANA

Tue, Oct 13 - Fri, Nov 6

7:40 am - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

26h 52m2 stops Tokyo Haneda Vancouver Intl

4:30 pm - 11:05 amSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

26h 35m1 stop Tokyo Haneda

$1,116ANA

Tue, Sep 29 - Mon, Oct 12

12:40 pm - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

21h 52m2 stops Tokyo Haneda Vancouver Intl

4:40 pm - 11:10 amSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

26h 30m1 stop Tokyo Haneda

$1,119ANA

Thu, Oct 8 - Wed, Oct 28

12:40 pm - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

21h 52m2 stops Tokyo Haneda Vancouver Intl

10:10 am - 10:30 pmSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

20h 20m2 stops Vancouver Intl Tokyo Haneda

$1,122ANA

Thu, Oct 8 - Wed, Oct 28

Cheap last minute flights

Enter your travel dates to find the best prices.

7:40 am - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

26h 52m2 stops Tokyo Haneda Vancouver Intl

4:40 pm - 11:10 amSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

26h 30m1 stop Tokyo Haneda

$1,115ANA

Wed, Sep 16 - Mon, Oct 26

7:40 am - 2:25 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

22h 45m1 stop Tokyo Haneda

4:40 pm - 6:35 pmSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

33h 55m1 stop Tokyo Haneda

$1,149ANA

Wed, Sep 16 - Mon, Oct 26

7:40 am - 2:25 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

22h 45m1 stop Tokyo Haneda

4:40 pm - 6:35 pmSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

33h 55m1 stop Tokyo Haneda

$1,150ANA

Wed, Sep 16 - Mon, Oct 26

7:40 am - 2:25 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

22h 45m1 stop Tokyo Haneda

4:40 pm - 6:35 pmSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

33h 55m1 stop Tokyo Haneda

$1,152ANA

Wed, Sep 16 - Mon, Oct 26

7:40 am - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

26h 52m2 stops Tokyo Haneda Vancouver Intl

10:10 am - 10:30 pmSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

20h 20m2 stops Vancouver Intl Tokyo Haneda

$1,177ANA

Wed, Sep 16 - Mon, Oct 26

7:40 am - 2:25 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

22h 45m1 stop Tokyo Haneda

10:10 am - 10:30 pmSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

20h 20m2 stops Vancouver Intl Tokyo Haneda

$1,185ANA

Wed, Sep 16 - Mon, Oct 26

7:40 am - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

26h 52m2 stops Tokyo Haneda Vancouver Intl

4:40 pm - 11:10 amSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

26h 30m1 stop Tokyo Haneda

$1,193ANA

Wed, Sep 16 - Mon, Oct 26

1:50 pm - 7:40 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

21h 50m1 stop Taipei City Sung Shan

1:30 am - 7:15 pmSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

25h 45m1 stop Taipei City Taiwan Taoyuan Intl

$1,206EVA Air

Fri, Sep 18 - Mon, Sep 21

1:50 pm - 7:40 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

21h 50m1 stop Taipei City Sung Shan

1:30 am - 6:10 pmSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

24h 40m1 stop Taipei City Taiwan Taoyuan Intl

$1,209EVA Air

Fri, Sep 18 - Sun, Sep 20

7:40 am - 6:32 pmGMP Seoul Gimpo Intl-SEA Seattle/Tacoma Intl

26h 52m2 stops Tokyo Haneda Vancouver Intl

10:10 am - 10:30 pmSEA Seattle/Tacoma Intl-GMP Seoul Gimpo Intl

20h 20m2 stops Vancouver Intl Tokyo Haneda

$1,233ANA

Wed, Sep 16 - Mon, Oct 26

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ANA flights from Seoul Gimpo Intl Airport to Seattle

Our best ANA deals on Seoul Gimpo Intl Airport to Seattle flight tickets

ANA

Oct 28

GMP7:45 amSeoul Gimpo Intl

26h 37m

2 stops

SEA6:22 pmSeattle/Tacoma Intl

Nov 4

SEA3:40 pmSeattle/Tacoma Intl

26h 30m

1 stop

GMP11:10 amSeoul Gimpo Intl

$1,099

ANA

Oct 20

GMP12:40 pmSeoul Gimpo Intl

21h 52m

2 stops

SEA6:32 pmSeattle/Tacoma Intl

Nov 5

SEA3:40 pmSeattle/Tacoma Intl

26h 30m

1 stop

GMP11:10 amSeoul Gimpo Intl

$1,105

ANA

Oct 26

GMP7:45 amSeoul Gimpo Intl

26h 37m

2 stops

SEA6:22 pmSeattle/Tacoma Intl

Nov 2

SEA3:40 pmSeattle/Tacoma Intl

26h 30m

1 stop

GMP11:10 amSeoul Gimpo Intl

$1,113

EVA Air flights from Seoul Gimpo Intl Airport to Seattle

Our best EVA Air deals on Seoul Gimpo Intl Airport to Seattle flight tickets

EVA Air

Sep 18

GMP1:50 pmSeoul Gimpo Intl

21h 50m

1 stop

SEA7:40 pmSeattle/Tacoma Intl

Sep 21

SEA1:30 amSeattle/Tacoma Intl

25h 45m

1 stop

GMP7:15 pmSeoul Gimpo Intl

$1,206

EVA Air

Sep 18

GMP1:50 pmSeoul Gimpo Intl

21h 50m

1 stop

SEA7:40 pmSeattle/Tacoma Intl

Sep 20

SEA1:30 amSeattle/Tacoma Intl

24h 40m

1 stop

GMP6:10 pmSeoul Gimpo Intl

$1,209

momondo Fare Finder

Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SeoulSeattle

GMP Seoul Gimpo Intl - SEA Seattle/Tacoma Intl

GMPSEA

Seoul Gimpo Intl

Mon 10/26

2:25 pm-6:22 pm

2 stops19h 57m

Seattle/Tacoma Intl

Mon 11/2

10:10 am-10:25 pm

2 stops19h 15m

$1,087

SeoulSeattle

GMP Seoul Gimpo Intl - SEA Seattle/Tacoma Intl

GMPSEA

Seoul Gimpo Intl

Wed 10/28

7:45 am-6:22 pm

2 stops26h 37m

Seattle/Tacoma Intl

Wed 11/4

3:40 pm-11:10 am

1 stop26h 30m

$1,099

SeoulSeattle

GMP Seoul Gimpo Intl - SEA Seattle/Tacoma Intl

GMPSEA

Seoul Gimpo Intl

Tue 10/20

12:40 pm-6:32 pm

2 stops21h 52m

Seattle/Tacoma Intl

Thu 11/5

3:40 pm-11:10 am

1 stop26h 30m

$1,105

SeoulSeattle

GMP Seoul Gimpo Intl - SEA Seattle/Tacoma Intl

GMPSEA

Seoul Gimpo Intl

Fri 10/2

12:40 pm-6:32 pm

2 stops21h 52m

Seattle/Tacoma Intl

Wed 10/14

4:30 pm-11:05 am

1 stop26h 35m

$1,106

SeoulSeattle

GMP Seoul Gimpo Intl - SEA Seattle/Tacoma Intl

GMPSEA

Seoul Gimpo Intl

Mon 10/26

7:45 am-6:22 pm

2 stops26h 37m

Seattle/Tacoma Intl

Mon 11/2

3:40 pm-11:10 am

1 stop26h 30m

$1,113

SeoulSeattle

GMP Seoul Gimpo Intl - SEA Seattle/Tacoma Intl

GMPSEA

Seoul Gimpo Intl

Mon 10/5

12:40 pm-6:32 pm

2 stops21h 52m

Seattle/Tacoma Intl

Mon 10/12

4:30 pm-11:05 am

1 stop26h 35m

$1,114

SeoulSeattle

GMP Seoul Gimpo Intl - SEA Seattle/Tacoma Intl

GMPSEA

Seoul Gimpo Intl

Tue 10/13

12:40 pm-6:32 pm

2 stops21h 52m

Seattle/Tacoma Intl

Fri 11/6

3:40 pm-11:10 am

1 stop26h 30m

$1,115

SeoulSeattle

GMP Seoul Gimpo Intl - SEA Seattle/Tacoma Intl

GMPSEA

Seoul Gimpo Intl

Tue 9/29

7:40 am-6:32 pm

2 stops26h 52m

Seattle/Tacoma Intl

Mon 10/12

4:30 pm-11:05 am

1 stop26h 35m

$1,116

SeoulSeattle

GMP Seoul Gimpo Intl - SEA Seattle/Tacoma Intl

GMPSEA

Seoul Gimpo Intl

Thu 10/8

12:40 pm-6:32 pm

2 stops21h 52m

Seattle/Tacoma Intl

Wed 10/28

4:40 pm-11:10 am

1 stop26h 30m

$1,119

SeoulSeattle

GMP Seoul Gimpo Intl - SEA Seattle/Tacoma Intl

GMPSEA

Seoul Gimpo Intl

Thu 10/8

12:40 pm-6:32 pm

2 stops21h 52m

Seattle/Tacoma Intl

Wed 10/28

10:10 am-10:30 pm

2 stops20h 20m

$1,122

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seoul Gimpo Intl Airport to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Seoul Gimpo Intl Airport is on a Monday. momondo users have found tickets for Monday departures for as low as $730. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Wednesday is the most expensive day to depart from Seoul Gimpo Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $938.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Seoul Gimpo Intl Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $788 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the evening, with an average ticket price of $815. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Seoul Gimpo Intl Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul Gimpo Intl Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seoul Gimpo Intl Airport to Seattle (GMP to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul Gimpo Intl Airport to Seattle

Best Price Found	$587
Fastest flight time	18h 50m
Direct flights	None

The best one-way flight to Seattle from Seoul Gimpo Intl Airport in the past 72 hours is $587. The best round-trip flight deal from Seoul Gimpo Intl Airport to Seattle found on momondo in the last 72 hours is $1,087.

The fastest flight from Seoul Gimpo Intl Airport to Seattle takes 18h 50m

There are no direct flights from Seoul Gimpo Intl Airport to Seattle. There are no popular flight routes from Seoul Gimpo Intl Airport to Seattle.

Search flight deals

Frequently asked questions about flying from Seoul Gimpo Intl Airport to Seattle

How far is Seoul Gimpo Intl to Seattle/Tacoma Intl by plane?
The distance between Seoul Gimpo Intl and Seattle/Tacoma Intl is about 5173.4 mi. In terms of flight time, this usually takes a little over 18h 50m.
When did momondo last update prices for flights from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport refresh daily.
How old do you have to be to fly from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Renton

Kent

Olympia

Redmond

Lakewood

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Fife

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Tukwila

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Cle Elum

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Lacey

Kirkland

Centralia

Shoreline

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Why should I use momondo to find a flight deal from Seoul to Seattle?

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Can I find flights from Seoul to Seattle with flexible booking policies on momondo?

Flights from Seoul to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seoul to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to Seattle.

I’m not ready to book a flight from Seoul to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Seoul and alert you when they change.